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org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException: Line 12 in XML document from class path resource [applicationContext.xml] is invalid; nested exception is org.xml.sax.SAXParseException; lineNumber: 12; columnNumber: 25; Attribute name "from" associated with an element type "Hello" must be followed by the ' = ' character.

org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException: Line 12 in XML document from class path resource [applicationContext.xml] is invalid; nested exception is org.xml.sax.SAXParseException; lineNumber: 12; columnNumber: 25; Attribute name "from" associated with an element type "Hello" must be followed by the ' = ' character.

org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException: Line 26 in XML document from class path resource [app-config.xml] is invalid; nested exception is org.xml.sax.SAXParseException; lineNumber: 26; columnNumber: 99; cvc-complex-type.2.4.c: The matching wildcard is strict, but no declaration can be found for element 'file:inbound-channel-adapter'.

Root Cause Analysis

org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException

Line 12 in XML document from class path resource [applicationContext.xml] is invalid; nested exception is org.xml.sax.SAXParseException; lineNumber: 12; columnNumber: 25; Attribute name "from" associated with an element type "Hello" must be followed by the ' = ' character.

at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions()